Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
Metrics
Affected Vendors & Products
References
History
Fri, 19 Jun 2026 12:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Site Isolation Bypass via Malicious Renderer Process in Chrome Extensions | chromium-browser: chromium-browser: Insufficient data validation in Extensions |
| Weaknesses | CWE-653 | |
| References |
| |
| Metrics |
threat_severity
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threat_severity
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Thu, 18 Jun 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Site Isolation Bypass via Malicious Renderer Process in Chrome Extensions |
Thu, 18 Jun 2026 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Chrome Extension Renderer Process Exploitation Allows Site Isolation Bypass | |
| Weaknesses | CWE-284 |
Thu, 18 Jun 2026 04:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Chrome Extension Renderer Process Exploitation Allows Site Isolation Bypass | |
| Weaknesses | CWE-284 CWE-693 |
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| Metrics |
cvssV3_1
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Wed, 17 Jun 2026 07:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Google
Google chrome |
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| Vendors & Products |
Google
Google chrome |
Wed, 17 Jun 2026 05:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High) | |
| References |
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Status: PUBLISHED
Assigner: Chrome
Published: 2026-06-17T01:38:20.661Z
Updated: 2026-06-17T13:14:47.588Z
Reserved: 2026-06-16T19:38:30.420Z
Link: CVE-2026-12457
Updated: 2026-06-17T13:14:44.313Z
No data.
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